Updated March 25, 2026· Based on independent benchmark data
OpenAI: GPT-5.4 leads in intelligence with a score of 57.2 vs 49.2. Xiaomi: MiMo-V2-Pro is 2.5x cheaper at $1.00/1M tokens vs $2.50/1M. For speed, OpenAI: GPT-5.4 wins at 77 tok/s vs 0 tok/s.
| Metric | OpenAI: GPT-5.4 | Xiaomi: MiMo-V2-Pro |
|---|---|---|
| Intelligence Score | 57.2 | 49.2 |
| Coding Score | 57.3 | 41.4 |
| Math Score | N/A | N/A |
| Speed (tok/s) | 77 tok/s | 0 tok/s |
| Latency (TTFT) | 147.35s | 0.00s |
| Input Price / 1M tokens | $2.50 | $1.00 |
| Output Price / 1M tokens | $15 | $3.00 |
| Context Window | 1.1M |
OpenAI: GPT-5.4 outperforms Xiaomi: MiMo-V2-Pro on the Artificial Analysis intelligence index with a score of 57.2 compared to 49.2. For coding tasks, OpenAI: GPT-5.4 has the edge with a coding score of 57.3 vs 41.4.
OpenAI: GPT-5.4 generates output significantly faster at 77 tok/s compared to Xiaomi: MiMo-V2-Pro's 0 tok/s, making it Infinityx faster for streaming responses. Time to first token is 0.00s for Xiaomi: MiMo-V2-Pro vs 147.35s for OpenAI: GPT-5.4, which affects perceived responsiveness in interactive applications.
Xiaomi: MiMo-V2-Pro is more affordable at $1.00/1M input tokens ($3.00/1M output), while OpenAI: GPT-5.4 costs $2.50/1M input ($15/1M output). That makes OpenAI: GPT-5.4 2.5x more expensive per token, which can add up significantly at scale. For a typical workload of 100 requests per day at 2,000 tokens each, OpenAI: GPT-5.4 would cost approximately $15.00/month vs $6.00/month for Xiaomi: MiMo-V2-Pro in input costs alone.
OpenAI: GPT-5.4 offers a larger context window at 1.1M tokens compared to Xiaomi: MiMo-V2-Pro's 1.0M. For output length, Xiaomi: MiMo-V2-Pro can generate up to 131K tokens per response vs 128K for OpenAI: GPT-5.4.
Choose OpenAI: GPT-5.4 when you need higher intelligence (57.2), stronger coding performance (57.3), faster output (77 tok/s). Choose Xiaomi: MiMo-V2-Pro when you need lower cost.
OpenAI: GPT-5.4 scores higher on coding benchmarks (57.3 vs 41.4), making it the better choice for programming tasks.
Xiaomi: MiMo-V2-Pro is cheaper at $1.00/1M input tokens vs $2.50/1M for OpenAI: GPT-5.4.
OpenAI: GPT-5.4 is faster, producing output at 77 tok/s compared to Xiaomi: MiMo-V2-Pro's 0 tok/s.
Yes, OpenAI: GPT-5.4 supports image input. Xiaomi: MiMo-V2-Pro does not support image input.
Benchmark data by Artificial Analysis
Data last synced: March 25, 2026
| 1.0M |
| Max Output Tokens | 128K | 131K |
| Input Modalities | Text + Image + File | Text |
| Output Modalities | Text | Text |
| Free Tier | No | No |
OpenAI: GPT-5.4 has a larger context window at 1.1M compared to Xiaomi: MiMo-V2-Pro's 1.0M.
It depends on your priorities. OpenAI: GPT-5.4 scores higher on intelligence (57.2), but Xiaomi: MiMo-V2-Pro may be better for specific use cases like budget-conscious projects or speed-critical applications.